Self compacting concrete is a recent development that shows potential for future applications. The method for achieving self compacting ability involves limited aggregate content low waterpowder ratio employment of superplasticizer the method for achieving self compactability involves not only high deformability of paste or mortar, but also. Self compacting concrete represents an innovation in the building industry due to its worbability. Feb 27, 2014 based on above results conclusions are drawn and discussions the following self compacting concrete scc technology can save time, cost, enhance quality, durability and moreover it is a green concept. Concrete basicsaddresses the needs of unskilled and semiskilled persons undertaking general concreting projects including home and handyman projects. With the combined action of the three the stiff conc gets compacted to an dense form to give good strength and volume. They also aid in levelling and finishing the surface. There fore each self compacting concrete has to be designed for the particular structure to be constructed. Introduction self compacting concrete scc is a new category of high performance concrete characterized by its ability to spread into a heavily reinforced area under its own weight without the need of vibration and. Modern application of self compacting concrete is focussed on. It can be used in precast applications or for concrete placed on site. Annamacharya institute of technology and sciences a seminar on nano concrete civil engineering presenting by m. The work presented in this paper seeks to build on the existing knowledge in this area by.
The first section will delineate a brief research history of. Placing and curing selfcompacting concrete in hot climates carlos f. Self compacting concrete, born in japan in late 80s to solve problems of pouring and setting concrete in high rebar densities structures, has slowly spread all. I am unable to download this ppt file prestressed concrete. In current scenario of construction industries due to demand in the construction. Shear walls are constructed to counter the effects of lateral load acting on a structure. The hardened concrete is dense, homogeneous and has the same. Properties of selfcompacting concrete with different types of additives 175 lbox test is used to assess the passing ability of scc to flow through tight openings including spaces between reinforcing bars and other obstructions without segregation or. In residential construction, shear walls are straight external walls that typically form a box which provides all of the lateral support for the building.
Scribd is the worlds largest social reading and publishing site. Density of this concrete is considerably low 300 kgm3 to 1850 kgm3 when compared to normal concrete 2200kgm3 to 2600kgm3. The mix design of self compacting concrete calculations are done as per is. The stiff concrete is vibrated pressed and also given jolts.
Self compacting concrete was first developed in 1988 to achieve durable concrete structures. Self compacting concrete scc is new type of concrete that posses property of high flow ability, passing ability and stability. Selfcompacting concrete procedure for mix design article pdf available in leonardo electronic journal of practices and technologies 712 june 2008 with 34,769 reads how we measure reads. Study of mix design of self compacting concrete vipul kumar1 1 m.
Selfcompacting concrete procedure for mix design paratibha aggarwal, rafat siddique, yogesh aggarwal, surinder m gupta concrete that can flow under its own weight through restricted sections without segregation and bleeding. Development of scc self compacting concrete scc developed by professor hajime okamuraof kochi university of technology, japan, in1986 during his research, okamura found that the main cause of the poor durability performances of japanese concrete in structures was the inadequate compacting of the. Properties of self compacting concrete with different types of additives 175 lbox test is used to assess the passing ability of scc to flow through tight openings including spaces between reinforcing bars and other obstructions without segregation or blocking. Three types of lwc light weight aggregate concrete aerated concrete no fines concrete 3. Also explore the seminar topics paper on reinforced concrete corroded columns with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for. Test method for passability through spaces using ushaped or boxshaped apparatus test method for selfcompactability 1. The european guidelines for selfcompacting concrete. There was a decrease in skilled workers in japan, which thus lead to reduction in quality of construction.
Self compacted concrete is highly engineered concrete with much higher fluidity without segregation and is capable of filling every corner of formwork under its self weight. Structural performance properties of hardened self compacting concrete 1. Self compacting concrete seminar report, ppt, pdf for. Feb 14, 2016 get self compacting concrete seminar report and ppt in pdf and doc. Properties of selfcompacting concrete with recycled coarse. Types of materials required and their properties for self compacting concrete is discussed. Such concrete should have a relatively low yield value to ensure high flow. A concrete of next decade 1n r gaywala 2 d b raijiwala address for correspondence 1 student of m. View self compacting concrete research papers on academia. It consists of cement, coarse and fine aggregates, water, mineral and chemical admixtures.
Project report study on self compacting concrete using. The compacting and finishing of concrete are generally two separate operations but sometimes, particularly with flat horizontal surfaces, they become parts of the one operation. Standard test methods for selfcompacting concrete i. Due to its properties and composition, the selfcompacting concrete is described here as being one of the future. Self compacting concrete scc is a fluid concrete cast with out vibration. By the early 1990s, japan has developed and used scc. Presented by jatin maggo prince kumar shubham singla introduction by the early 1990s, japan has developed and used scc self compacted concrete is highly engineered concrete with much higher fluidity without segregation and is capable of filling every corner of formwork under its self weight thus scc eliminates the vibration for the. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. It can be used in precast applications or for concrete. For creation of durable concrete skilled workers are required. The process of compacting concrete consists essentially of the elimination of entrapped air. Scope this standard covers the test method for passability through spaces of self compacting concrete.
Self consolidating concrete scc is highly flowable, nonsegregating concrete that can spread into place, fill the formwork, and encapsulate the reinforcement without any mechanical consolidation. The diatest outside diameter gauge is a versatile and highprecision device for use in both the production and inspection areas. Also get the seminar topic paper on self compacting concrete with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2016 2017. When shear walls are designed and constructed properly, and they will have. Selfcompacting concrete scc for prestressed bridge girders.
The method for achieving selfcompacting ability involves limited aggregate content low waterpowder ratio employment of superplasticizer the method for achieving self compactability involves not only high deformability of paste or mortar, but also resistance to. It meets the demands placed by the requirements of speed and quality in concrete construction. Tech research, department of applied mechanics, s v national institute of technology, surat 395007. The method for achieving selfcompacting ability involves. In general, scc is concrete made with conventional concrete materials and, in some cases, with a viscositymodifying admixture vma. In beginning of1983, the problem of the durability of concrete structures was a major problem in japan. Explore self compacting concrete with free download of seminar report and ppt in pdf and doc format.
Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Self compacting concrete an overview sciencedirect topics. Self compacting concrete scc is a key innovation in concrete technology and it is truly remarkable that, even after almost 30 years since its first implementation, it still attracts the interest. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Self compacting concrete concrete building engineering. Based on current research and available knowledge about scc presented in this paper, the following trends are emerging.
In this project, the scc was mixed onsite and pumped through a piping system to the specified point, located 200 meters away. Self compacting concrete composite material concrete. Self compacting concrete scc is a special type of concrete which can be placed and consolidated under its own weight without any vibration effort due to its excellent deformability, and which at the same time is cohesive enough to be handled without segregation or bleeding. Cracking tendency of selfcompacting concrete subjected to. The paper presents the characteristics of the selfcompacting concretes, their advantages and disadvantages when they are used in buildings. The first usable version of self compacting concrete was completed in 1988 and was named high performance concrete. A measure of the ease by which fresh concrete can be placed and compacted. Pdf selfcompacting concrete procedure for mix design. Modani 1, vinod m mohitkar 2 1 assistant professor, b. Selfcompacting concrete scc v introduction to selfcompacting concrete.
Self compacting concrete scc is an innovative concrete that does not require vibration for placing and compaction. Materials for selfcompacting concrete the constructor. Explore reinforced concrete corroded columns with free download of seminar report and ppt in pdf and doc format. Self compacting concrete seminar report, ppt, pdf for civil. We hereby declare that the 8th semester project report for the project entitled study on self compacting concrete using industrial waste materials submitted in. Tech student, civil engineering, roorkee institute of technology, uttrakhand,indiaabstract self compacting concrete scc is a high performance concrete that can flow under its own weight to completely fill the form work and self. The european guidelines for self compacting concrete 1 introduction self compacting concrete scc is an innovative concrete that does not require vibration for placing and compaction. The utilisation of recycled concrete aggregate rca in self compacting concrete scc has the potential to reduce both the environmental impact and financial cost associated with this increasingly popular concrete type. They are very useful for compacting slabs, industrial floors, road pavements, and similar flat surfaces. Concrete basicsaims to provide a clear, concise explanation of all aspects of making quality concrete. Six precast prestressed bridge girders were cast using four scc and two conventional concrete mixes. Self compacting concrete procedure for mix design article pdf available in leonardo electronic journal of practices and technologies 712 june 2008 with 34,769 reads how we measure reads.
Recycled aggregate self compacting concrete ijmter. Pdf effect of compaction on assessed concrete strength. Self compacting concrete free download as powerpoint presentation. The method for achieving self compacting ability involves. Test method for passability through spaces using ushaped or boxshaped apparatus test method for self compactability 1. All types of cement conforming to en 197 are suitable. Compaction is the process that expels entrapped air from freshly placed concrete and packs the aggregate particles together so as to increase the density of the concrete. The appended specification and test methods are presented in a prenormative format that mirrors current en concrete standards. However working on the parameters which affect the basic properties of self compacting concrete such as plastic viscosity, deformability, flowability and resistance to segregation, self compacting concrete may be proportioned. O scc was first developed in japan around the year 1980. Light weight concrete is a special concrete which weighs lighter than conventional concrete.
Often used for compacting hollow block,cavity blocks concrete blocks. Self compacting concrete scc, also known as self consolidating concrete, is. Standard test methods for self compacting concrete i. Since the concrete is capable of self consolidating and reaching the difficult areas in moulds, manual variables in terms of placing and. In precast product plants as well, self compacting concrete is highly effective in reducing the noise as it requires no vibration.
It is able to flow under its own weight, completely filling formwork and achieving full compaction, even in the presence of congested reinforcement. Form filling with selfcompacting concrete dtu orbit. Also explore the seminar topics paper on self compacting concrete with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015 2016. The first usable version of selfcompacting concrete was completed in 1988 and was named high performance concrete, and later proposed.
Selfcompacting concrete applications and advantages. However, to date limited research exists exploring the use of coarse rca in scc. Okamura from the university of tokyo japan is mainly responsible for initiating the development of scc. Scc is able to flow under its own weigh, filling perfectly the. Reinforced concrete corroded columns seminar report, ppt. Scc stands for self compacting concrete or self consolidating concrete. The paste is composed of cement, water, and entrained air and ordinarily constitutes 20 to 40 percent of the total volume. There are, however, m any variations of this procedure and a few are listed below.
Compressive strength of self compacting concrete in all scc. Self compacting concrete seminar report, ppt for civil. Explore civil engineering seminar topics pdf ppt, civil engineering seminar topics 2016, latest ieee civil construction seminars list, top advanced seminar papers 2015 2016, recent ieee essay topics, speech ideas, dissertation, ce new thesis, research ieee ce seminar topics, reports, synopsis, advantanges, disadvantages, abstracts, presentation slides free download pdf, doc and ppt. Selection of the type of cement will depend on the overall requirements for the concrete, such as strength, durability etc. The ingredients for self compacting concrete are similar to conventional concrete. Page 5 of 7 compaction of concrete surface vibrators surface vibrators are applied to the top surface of concrete and act downwards from there. Shear walls are vertical elements of the horizontal force resisting system. College of engineering, pusad 445204 2 secretery, maharashtra state board of technical education, mumbai 51 abstract an experimental inves tigation was conducted on self compacting concrete with different. The workpiece is centered automatically by means of the prism 2. Self compacting concrete not only increases the reliability of structures but also reduces the number of workers required at the construction site and streamlines the construction. Chapter 1 components of concrete concrete is made up of two components, aggregates and paste. This is one of the effective method of compacting dry concrete. Selfcompacting concrete by s and corneliu bobliana iure abstract.
Self compacting concrete has been used in bridges and even on precast sections. The concrete was cast along the entire lengths of the walls to avoid construction joints. The spread slump flow of scc typically ranges from 1 to 32 inches depending on the requirements for the project. Mar 16, 2016 o self compacting concrete is an innovative concrete that does not require vibration for placing and compaction. Concreting ppt free download as powerpoint presentation. The european guidelines for self compacting concrete 1 introduction selfcompacting concrete scc is an innovative concrete that does not require vibration for placing and compaction. Cip 37 self consolidating concrete scc self consolidating concrete scc, also known as self compacting concrete, is a highly flowable, nonsegregating concrete that can spread into place, fill the formwork and encapsulate the reinforcement without any mechanical consolidation.
Lbox has arrangement and the dimensions as shown in figure 2. Self compacting has material requirements same as conventional concrete, but it requires admixtures to enhance the workability. One of the most remarkable projects built using self compacting concrete is the akashikaikyo suspension bridge. Recycled aggregate self compacting concrete prashant o. Since then, various investigations have been carried out and this type of concrete has been used in.
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